Move password-related methods from core.js to password_controller.js.

ios/web/web_state/js/resources/core.js

Index: ios/web/web_state/js/resources/core.js
diff --git a/ios/web/web_state/js/resources/core.js b/ios/web/web_state/js/resources/core.js
index 878481a83e29cc7cfc9d3e1940370966fdbade8b..f12c61f1bd84721603e7329854aff60fe6bb767c 100644
--- a/ios/web/web_state/js/resources/core.js
+++ b/ios/web/web_state/js/resources/core.js
@@ -41,39 +41,6 @@ goog.require('__crWeb.message');
   });
 
 
-  // Returns true if the top window or any frames inside contain an input
-  // field of type 'password'.
-  __gCrWeb['hasPasswordField'] = function() {
-    return hasPasswordField_(window);
-  };
-
-
-  // Returns true if the supplied window or any frames inside contain an input
-  // field of type 'password'.
-  // @private
-  var hasPasswordField_ = function(win) {
-    var doc = win.document;
-
-    // We may will not be allowed to read the 'document' property from a frame
-    // that is in a different domain.
-    if (!doc) {
-      return false;
-    }
-
-    if (doc.querySelector('input[type=password]')) {
-      return true;
-    }
-
-    var frames = win.frames;
-    for (var i = 0; i < frames.length; i++) {
-      if (hasPasswordField_(frames[i])) {
-        return true;
-      }
-    }
-
-    return false;
-  };
-
   __gCrWeb['sendFaviconsToHost'] = function() {
     __gCrWeb.message.invokeOnHost({'command': 'document.favicons',
                                    'favicons': __gCrWeb.common.getFavicons()});